Exclusive use of Georgia forest products in state construction contracts, §50-5-63. Department of administrative services. Supplies, equipment, materials and agricultural products produced in Georgia, §50-5-60. Supplies, equipment, materials and agricultural products produced in Georgia, §50-5-60. Authorities, §50-5-61. Proposals. Competitive proposals, §50-5-67. Purchasing card program. State purchasing card program, §50-5-83. Purposes of provisions, §50-5-50.